Init

cmd/diff3/diff3.sh

@@ -0,0 +1,59 @@
+#!/usr/bin/sh
+#	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T
+#	  All Rights Reserved
+
+#	THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T
+#	The copyright notice above does not evidence any
+#	actual or intended publication of such source code.
+
+#ident	"@(#)diff3.sh	1.10	94/10/24 SMI"	/* SVr4.0 1.4	*/
+
+e=
+case $1 in
+-*)
+	e=$1
+	shift;;
+esac
+if test $# = 3 -a \( -f $1 -o -c $1 \) -a \( -f $2 -o -c $2 \) -a \( -f $3 -o -c $3 \)
+then
+	:
+else
+	echo usage: diff3 file1 file2 file3 1>&2
+	exit
+fi
+f1=$1 f2=$2 f3=$3
+if [ -c $f1 ]
+then
+	cat $f1 >/tmp/d3c$$
+	f1=/tmp/d3c$$
+fi
+if [ -c $f2 ]
+then
+	cat $f2 >/tmp/d3d$$
+	f2=/tmp/d3d$$
+fi
+if [ -c $f3 ]
+then
+	cat $f3 >/tmp/d3e$$
+	f3=/tmp/d3e$$
+fi
+
+trap "rm -f /tmp/d3[a-e]$$ /tmp/d3[ab]$$.err" 0 1 2 13 15
+
+diff $f1 $f3 >/tmp/d3a$$ 2>/tmp/d3a$$.err
+STATUS=$?
+if [ $STATUS -gt 1 ]
+then
+	cat /tmp/d3a$$.err
+	exit $STATUS
+fi
+
+diff $f2 $f3 >/tmp/d3b$$ 2>/tmp/d3b$$.err
+STATUS=$?
+if [ $STATUS -gt 1 ]
+then
+	cat /tmp/d3b$$.err
+	exit $STATUS
+fi
+
+/usr/lib/diff3prog $e /tmp/d3[ab]$$ $f1 $f2 $f3